72244020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1861}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 202704768

約数和(自身を除く): 130460748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1861, 1941, 2588, 3235, 3722, 3882, 5583, 6470, 7444, 7764, 9305, 9705, 11166, 12940, 18610, 19410, 22332, 27915, 37220, 38820, 55830, 111660, 1204067, 2408134, 3612201, 4816268, 6020335, 7224402, 12040670, 14448804, 18061005, 24081340, 36122010, 72244020]

約数ペア:

[(1, 72244020), (2, 36122010), (3, 24081340), (4, 18061005), (5, 14448804), (6, 12040670), (10, 7224402), (12, 6020335), (15, 4816268), (20, 3612201), (30, 2408134), (60, 1204067), (647, 111660), (1294, 55830), (1861, 38820), (1941, 37220), (2588, 27915), (3235, 22332), (3722, 19410), (3882, 18610), (5583, 12940), (6470, 11166), (7444, 9705), (7764, 9305)]